1. Toxicology Department, North Carolina Office of the Chief Medical Examiner , 4312 District Dr, Raleigh, NC 27607, United States
2. Injury and Violence Prevention Branch, North Carolina Division of Public Health , 5505 Six Forks Rd, Raleigh, NC 27609, United States
3. Investigations Department, North Carolina Office of the Chief Medical Examiner , 4312 District Drive, Raleigh, NC 27607, United States
4. Department of Pathology and Laboratory Medicine , University of North Carolina at Chapel Hill, 160 Medical Dr, Chapel Hill, NC 27559, United States